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Patch by Vladimir Marangozov, inspired by a bug report from Gary
Duzan, for AIX, to support C++ objects with static initializers, when using the genuine IBM C++ compiler (namely xlC/xlC_r). See accompanying patches to acconfig.h and importdl.c.
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configure.in
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configure.in
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@ -543,6 +543,18 @@ AC_MSG_RESULT($LINKFORSHARED)
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# checks for libraries
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AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
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AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
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# checks for system dependent C++ extensions support
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case "$ac_sys_system" in
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AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support)
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AC_TRY_LINK([#include "/usr/lpp/xlC/include/load.h"],
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[loadAndInit("", 0, "")],
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[AC_DEFINE(AIX_GENUINE_CPLUSPLUS)
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AC_MSG_RESULT(yes)],
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[AC_MSG_RESULT(no)]);;
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*) ;;
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esac
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# Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl.
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# However on SGI IRIX, these exist but are broken.
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# BeOS' sockets are stashed in libnet.
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